IMProfileImageView

IMProfileImageView.m

//
//  IMProfileImageView.m
//  Imaggle
//
//  Created by David Liu on 3/14/14.
//  Copyright (c) 2014 Imaggle. All rights reserved.
//

#import "IMProfileImageView.h"
#import "UIImageView+AFNetworking.h"
#import "FBPictureHelper.h"

@interface IMProfileImageView()
@property (nonatomic, strong) NSString *facebookId;
@end

@implementation IMProfileImageView

- (id)init
{
    self = [super init];
    if (self) {
        [self setup];
    }
    return self;
}

- (id)initWithFrame:(CGRect)frame {
    self = [super initWithFrame:frame];
    if (self) {
        [self setup];
    }
    return self;
}

- (void)setup
{
    self.backgroundColor = [UIColor clearColor];
    
    self.image = [UIImage imageNamed:@"AvatarPlaceholder"];
    self.contentMode = UIViewContentModeScaleAspectFill;
    self.layer.cornerRadius = 5.0f;
    self.layer.masksToBounds = YES;
    
    UITapGestureRecognizer *tg = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(didTap:)];
    [self addGestureRecognizer:tg];
}

- (void)didTap:(id)sender
{
    [self.delegate profileImageViewSelected:self];
}

- (void)layoutSubviews {
    [super layoutSubviews];
    [self loadImage];
}

- (void) setFacebookId:(NSString *)facebookId
{
    if (![_facebookId isEqualToString: facebookId]) {
        _facebookId = facebookId;
        [self loadImage];
    }
}

- (void) loadImage
{
    if (self.facebookId.length) {
        if (self.frame.size.width > 32.0 && self.facebookId.length) {
            NSURL *u = [FBPictureHelper urlForProfilePictureWithWidthClosestTo:kIMContentScaleFactor * self.frame.size.width
                                                                       ForFBID:self.facebookId];
            [self setAppearingImageWithURL:u];
        }
        else {
            [self setAppearingImageWithURL:[FBPictureHelper urlForProfilePictureSizeSquareForFBID: self.facebookId]];
        }
    }
    else {
        self.image = [UIImage imageNamed:@"AvatarPlaceholder"];
    }
}

- (void)setAppearingImageWithURL:(NSURL *)url
{
    __weak __typeof(self)weakSelf = self;
    NSURLRequest *pr = [[NSURLRequest alloc]initWithURL:url];
    [self setImageWithURLRequest:pr
                placeholderImage:[UIImage imageNamed:@"AvatarPlaceholder"]
                         success:^(NSURLRequest *request, NSHTTPURLResponse *response, UIImage *image) {
                             if (!request && !response) {
                                 weakSelf.image = image;
                             }
                             else {
                                 [UIView transitionWithView:weakSelf
                                                   duration:kIMAnimationProfilePicDuration
                                                    options:UIViewAnimationOptionTransitionCrossDissolve animations:^{
                                                        weakSelf.image = image;
                                                    } completion:nil];
                             }
                         }
                         failure:nil];
    
}

@end